CVE-2026-91474

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Privilege Escalation in PeopleSoft Enterprise FIN Common Objects Brazil

Publication date: 2026-10-20

Last updated on: 2026-10-27

Assigner: Oracle

Description

Vulnerability in the PeopleSoft Enterprise FIN Common Objects Brazil product of Oracle PeopleSoft (component: eProcurement). The supported version that is affected is 9.1. Easily exploitable vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the PeopleSoft Enterprise FIN Common Objects Brazil executes to compromise PeopleSoft Enterprise FIN Common Objects Brazil. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all PeopleSoft Enterprise FIN Common Objects Brazil accessible data as well as unauthorized access to critical data or complete access to all PeopleSoft Enterprise FIN Common Objects Brazil accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N).

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Meta Information

Published

2026-10-20

Last Modified

2026-10-27

Generated

2026-11-10

AI Q&A

2026-10-21

EPSS Evaluated

2026-11-08

NVD

CVE-2026-91474

EUVD

EUVD-2026-106719

Affected Vendors & Products

Vendor	Product	Version / Range
Oracle Corporation	PeopleSoft Enterprise FIN Common Objects Brazil	9.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-284	The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Attack-Flow Graph

Executive Summary

This is a vulnerability in Oracle PeopleSoft Enterprise FIN Common Objects Brazil version 9.1. It allows a highly privileged attacker with access to the physical network segment where the software runs to exploit it. The flaw enables unauthorized creation, deletion, or modification of critical data, as well as unauthorized access to all accessible data in the system.

Detection Guidance

Detection requires identifying Oracle PeopleSoft Enterprise FIN Common Objects Brazil version 9.1 on your network. Check for systems running this software via inventory tools or Oracle's PeopleSoft management console. Monitor network traffic for unauthorized access attempts to critical data paths.

Impact Analysis

If you are a user or administrator of Oracle PeopleSoft Enterprise FIN Common Objects Brazil version 9.1, an attacker could exploit this vulnerability to alter or delete critical financial data, steal sensitive information, or gain full access to the system. This could disrupt business operations and lead to financial or reputational damage.

Compliance Impact

This vulnerability could lead to unauthorized access or modification of sensitive data, which may violate compliance requirements under GDPR, HIPAA, or other regulations. Organizations using this software may face legal penalties, data breach notifications, and loss of trust due to non-compliance with data protection standards.

Mitigation Strategies

Apply Oracle's official security patches for PeopleSoft Enterprise FIN Common Objects Brazil version 9.1. Restrict physical and network access to systems running this software. Implement network segmentation to isolate the affected component. Review and audit user privileges to ensure least privilege access.

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